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Thrust Angular Contact Ball Bearings

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Shaft Designation Mass Dimensions Basic Load Ratings Limiting
Diameter D B C d1 a e r   Cr o  Cor Speed
Dynamic Static grease

mm

g min. kN kN rpm
6 NAST  6ZZ  24.5 6 19 14 13.8 14.0 2.5 0.8 0.5 4.10 4.50 17000
8 NAST  8ZZ  39.0 8 24 14 13.8 17.5 2.5 0.8 1.0 5.70 5.90 14000
10 NAST 10ZZ  65.0 10 30 16 15.8 23.5 2.5 0.8 1.5 9.48 9.32 12000
12 NAST 12ZZ  75.0 12 32 16 15.8 25.5 2.5 0.8 1.5 10.00 10.40 11000
15 NAST 15ZZ  83.0 15 35 16 15.8 29.0 2.5 0.8 1.5 11.70 13.40 8500
17 NAST 17ZZ  136.0 17 40 20 19.8 32.5 3.0 1.0 1.5 19.20 23.50 7500
20 NAST 20ZZ  195.0 20 47 20 19.8 38.0 3.0 1.0 1.5 20.80 27.00 7000
25 NAST 25ZZ  226.0 25 52 20 19.8 43.0 3.0 1.0 1.5 23.00 32.50 5500
30 NAST 30ZZ  402.0 30 62 25 24.8 50.5 4.0 1.2 1.5 35.30 55.30 4500
35 NAST 35ZZ  550.0 35 72 25 24.8 53.5 4.0 1.2 1.5 36.00 58.30 4000
40 NAST 40ZZ  710.0 40 80 26 25.8 61.5 4.0 1.2 2.0 37.30 64.30 3500
45 NAST 45ZZ  760.0 45 85 26 25.8 66.5 4.0 1.2 2.0 37.30 66.30 3000
50 NAST 50ZZ  830.0 50 90 26 25.8 76.0 4.0 1.2 2.0 38.90 71.60 3000
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Note:
1.These load, speed and mass is reference of choice only.  
2.With an effective oil supply, the limiting speed can be increased by about 30%, except for
 sealed roller followers .

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